1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_GESTURES_TAP_GESTURE_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_GESTURES_TAP_GESTURE_H
18 
19 #include <functional>
20 #include <string>
21 #include <vector>
22 
23 #include "base/geometry/offset.h"
24 #include "base/memory/ace_type.h"
25 #include "base/utils/macros.h"
26 #include "core/components/common/layout/constants.h"
27 #include "core/components_ng/event/gesture_info.h"
28 #include "core/components_ng/gestures/gesture_info.h"
29 
30 namespace OHOS::Ace::NG {
31 
32 class ACE_FORCE_EXPORT TapGesture : public Gesture {
33     DECLARE_ACE_TYPE(TapGesture, Gesture);
34 
35 public:
TapGesture()36     TapGesture()
37     {
38         if (gestureInfo_) {
39             gestureInfo_->SetType(GestureTypeName::TAP_GESTURE);
40             gestureInfo_->SetRecognizerType(GestureTypeName::TAP_GESTURE);
41         } else {
42             gestureInfo_ = MakeRefPtr<GestureInfo>(GestureTypeName::TAP_GESTURE, GestureTypeName::TAP_GESTURE, false);
43         }
44     }
45     TapGesture(int32_t count, int32_t fingers, double distanceThreshold = std::numeric_limits<double>::infinity())
46         : Gesture(fingers), count_(count), distanceThreshold_(distanceThreshold)
47     {
48         if (gestureInfo_) {
49             gestureInfo_->SetType(GestureTypeName::TAP_GESTURE);
50             gestureInfo_->SetRecognizerType(GestureTypeName::TAP_GESTURE);
51         } else {
52             gestureInfo_ = MakeRefPtr<GestureInfo>(GestureTypeName::TAP_GESTURE, GestureTypeName::TAP_GESTURE, false);
53         }
54     }
55     ~TapGesture() override = default;
56 
GetTapCount()57     int32_t GetTapCount() const
58     {
59         return count_;
60     }
61 
62 protected:
63     RefPtr<NGGestureRecognizer> CreateRecognizer() override;
64 
65 private:
66     int32_t count_ = 1;
67     double distanceThreshold_ = std::numeric_limits<double>::infinity();
68 };
69 
70 } // namespace OHOS::Ace::NG
71 
72 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_GESTURES_TAP_GESTURE_H
73